SEGMENT REPORTING (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022
Segment Reporting Information
Total revenues	$ 691,142	$ 74,537
Cost of revenues (exclusive of depreciation and amortization shown separately below)	619,352	60,990
Depreciation and amortization attributable to costs of revenues	4,337	1,027
Gross profit	67,453	12,520
Selling, general and administrative expenses	41,942	12,149
Depreciation and amortization attributable to operating expenses	1,016	409
Income (loss) from operations	24,495	(38)
Capital expenditures	73,936	388
Total assets	805,937	280,498	$ 689,385
Refined products
Segment Reporting Information
Total revenues	501,097	64,409
Re-refined products
Segment Reporting Information
Total revenues	186,525	9,577
Services
Segment Reporting Information
Total revenues	3,520	551
Refining & Marketing
Segment Reporting Information
Total revenues	659,328	34,719
Total assets	597,957	4,737
Black Oil & Recovery
Segment Reporting Information
Total revenues	34,704	39,818
Total assets	105,844	105,489
Operating Segments | Refining & Marketing
Segment Reporting Information
Total revenues	659,328	34,719
Cost of revenues (exclusive of depreciation and amortization shown separately below)	589,812	33,086
Depreciation and amortization attributable to costs of revenues	3,294	123
Gross profit	66,222	1,510
Selling, general and administrative expenses	26,486	1,125
Depreciation and amortization attributable to operating expenses	808	105
Income (loss) from operations	38,928	280
Capital expenditures	69,908	0
Operating Segments | Refining & Marketing | Refined products
Segment Reporting Information
Total revenues	472,552	29,457
Operating Segments | Refining & Marketing | Re-refined products
Segment Reporting Information
Total revenues	184,843	5,262
Operating Segments | Refining & Marketing | Services
Segment Reporting Information
Total revenues	1,933	0
Operating Segments | Black Oil & Recovery
Segment Reporting Information
Total revenues	34,704	39,818
Cost of revenues (exclusive of depreciation and amortization shown separately below)	30,418	27,904
Depreciation and amortization attributable to costs of revenues	1,043	904
Gross profit	3,243	11,010
Selling, general and administrative expenses	4,799	4,123
Depreciation and amortization attributable to operating expenses	38	58
Income (loss) from operations	(1,594)	6,829
Capital expenditures	4,028	388
Operating Segments | Black Oil & Recovery | Refined products
Segment Reporting Information
Total revenues	29,423	34,952
Operating Segments | Black Oil & Recovery | Re-refined products
Segment Reporting Information
Total revenues	3,694	4,315
Operating Segments | Black Oil & Recovery | Services
Segment Reporting Information
Total revenues	1,587	551
Corporate and Eliminations
Segment Reporting Information
Total revenues	(2,890)	0
Cost of revenues (exclusive of depreciation and amortization shown separately below)	(878)	0
Depreciation and amortization attributable to costs of revenues	0	0
Gross profit	(2,012)	0
Selling, general and administrative expenses	10,657	6,901
Depreciation and amortization attributable to operating expenses	170	246
Income (loss) from operations	(12,839)	(7,147)
Capital expenditures	0	0
Total assets	102,136	170,272
Corporate and Eliminations | Refined products
Segment Reporting Information
Total revenues	(878)	0
Corporate and Eliminations | Re-refined products
Segment Reporting Information
Total revenues	(2,012)	0
Corporate and Eliminations | Services
Segment Reporting Information
Total revenues	$ 0	$ 0